389636768

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:286

約数の個数: 96

約数和(自身を含む): 827947008

約数和(自身を除く): 438310240

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 61, 62, 94, 122, 124, 137, 188, 244, 248, 274, 376, 488, 496, 548, 752, 976, 992, 1096, 1457, 1504, 1891, 1952, 2192, 2867, 2914, 3782, 4247, 4384, 5734, 5828, 6439, 7564, 8357, 8494, 11468, 11656, 12878, 15128, 16714, 16988, 22936, 23312, 25756, 30256, 33428, 33976, 45872, 46624, 51512, 60512, 66856, 67952, 88877, 91744, 103024, 133712, 135904, 177754, 199609, 206048, 259067, 267424, 355508, 392779, 399218, 518134, 711016, 785558, 798436, 1036268, 1422032, 1571116, 1596872, 2072536, 2844064, 3142232, 3193744, 4145072, 6284464, 6387488, 8290144, 12176149, 12568928, 24352298, 48704596, 97409192, 194818384, 389636768]

約数ペア:

[(1, 389636768), (2, 194818384), (4, 97409192), (8, 48704596), (16, 24352298), (31, 12568928), (32, 12176149), (47, 8290144), (61, 6387488), (62, 6284464), (94, 4145072), (122, 3193744), (124, 3142232), (137, 2844064), (188, 2072536), (244, 1596872), (248, 1571116), (274, 1422032), (376, 1036268), (488, 798436), (496, 785558), (548, 711016), (752, 518134), (976, 399218), (992, 392779), (1096, 355508), (1457, 267424), (1504, 259067), (1891, 206048), (1952, 199609), (2192, 177754), (2867, 135904), (2914, 133712), (3782, 103024), (4247, 91744), (4384, 88877), (5734, 67952), (5828, 66856), (6439, 60512), (7564, 51512), (8357, 46624), (8494, 45872), (11468, 33976), (11656, 33428), (12878, 30256), (15128, 25756), (16714, 23312), (16988, 22936)]